1. Allergic contact dermatitis from probantheline bromide;Fregert;Contact Dermatitis Newsletter,1967
2. Allergy to probantheline in an antiperspirant (Ercoril® lotion);Harmuksela;Contact Dermatitis,1975
3. Skin reactions to propylene glycol;Hannuksela;Contact Dermatitis,1975
4. Concomitant contact allergy to propantheline bromide and TCC;Osmundsen;Contact Dermatitis,1975